home page > About the group > Development History
-
1994年(nián)
-
2000年(nián)
-
2003年(nián)
-
2004年(nián)
-
2005年(nián)Company supplies and maintenance business expanding, respectively in Beijing, qinghai oilfield, dagang oilfield, changqing oilfield, liaohe oilfield, jidong oil field, daqing oil field and other places set up a comprehensive maintenance service centers, seven in tuha oilfield, yumen oilfield, tanggu, dunhuang, xi 'an, tanghai county, the luntai, wushen banner and other places set up eight offices, sales and service outlets throughout the major oil fields, and began to send overseas technical service team;
-
2007
-
2009
-
2010
-
2013
-
2014年(nián)
-
2016年(nián)
-
2017年(nián)